Which equation below would be perpendicular to the line

Last updated: 3/2/2023

Which equation below would be perpendicular to the line shown in the graph below 654 3 2 1 7 Ox x 1 5 Oy x 6 3 y 3 2 2 5 3 2 1 21 31 sto 9 1 2 3 4 5 6